Finance Assets (Aging of Receivables) (Details) - USD ($) $ in Thousands	Feb. 15, 2017	Dec. 31, 2016	Dec. 31, 2015
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total		$ 1,768,178	$ 1,901,840
Past due amounts greater than 90 days - Still accruing interest		9,803	6,658
Past due amounts greater than 90 days - Not accruing interest		61,622	21,689
North America | Sales-type Lease Receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total		1,088,053	1,157,189
Past due amounts greater than 90 days - Still accruing interest		8,831	5,041
Past due amounts greater than 90 days - Not accruing interest		53,909	14,117
North America | Loan Receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total		374,147	399,193
Past due amounts greater than 90 days - Still accruing interest		0	0
Past due amounts greater than 90 days - Not accruing interest		4,374	3,620
International | Sales-type Lease Receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total		273,262	303,854
Past due amounts greater than 90 days - Still accruing interest		972	1,617
Past due amounts greater than 90 days - Not accruing interest		3,043	3,465
International | Loan Receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total		32,716	41,604
Past due amounts greater than 90 days - Still accruing interest		0	0
Past due amounts greater than 90 days - Not accruing interest		296	487
1 - 90 days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables		1,696,753	1,873,493
1 - 90 days | North America | Sales-type Lease Receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables		1,025,313	1,138,031
1 - 90 days | North America | Loan Receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables		369,773	395,573
1 - 90 days | International | Sales-type Lease Receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables		269,247	298,772
1 - 90 days | International | Loan Receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables		32,420	41,117
Greater Than 90 days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables		71,425	28,347
Greater Than 90 days | North America | Sales-type Lease Receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables		62,740	19,158
Greater Than 90 days | North America | Loan Receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables		4,374	3,620
Greater Than 90 days | International | Sales-type Lease Receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables		4,015	5,082
Greater Than 90 days | International | Loan Receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables		$ 296	$ 487
Subsequent Event | North America | Sales-type Lease Receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Proceeds from Collection of Finance Receivables	$ 31,000